Basionym Name:Thelotrema chioneum Ach., Methodus, Sectio prior (Stockholmiæ): 131 (1803)
Homotypic synonyms:Aspicilia cinerea var. chionea (Ach.) Räsänen, Ann. bot. Soc. Zool.-Bot. fenn. Vanamo 12(no. 1): 75 (1939)Parmelia cinerea var. chionea (Ach.) Nyl., [as 'chionaea'] Bot. Notiser(11-12): 166 (1852)Pertusaria chionea (Ach.) DC., Fl. franç., Edn 3 (Paris) 5/6: 173 (1815)